// Station · 57m ago
KTTD
Portland Troutdale Airport
CAT VFR
WIND CALM
VIS 10+ SM
CEILING CLR
T/Td 12.2°C / 9.4°C
ALTIM 29.92 inHg
ELEV 39 FT
45.5494°N / 122.4010°W
LOCATION · Portland, US
WIND
000°0 kt
KTTD · 39 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 08Z
+6H
+12H
+18H
WIND
CALM
VIS
10+ SM
CEILING
CLR
LAYERS
—
T / Td
12 / 9
ALTIM
29.92"
// Interpretation
VFR with winds calm. Visibility better than 10 statute miles and no reported cloud layers. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.
Loading TAF forecast narrative…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR KTTD 270853Z AUTO 00000KT 10SM CLR 12/09 A2992 RMK AO2 SLP131 T01220094 51005
KTTD · day 27 at 08:53 UTC · winds calm · visibility 10+ SM · temp 12°C / dewpoint 9°C · altimeter 29.92" Hg · automated station w/ precipitation discriminator · sea-level pressure 1013.1 mb
// Runway analysis · computed from current METAR wind
Wind CALM
ALL USABLE · WINDS CALM
WIND
000°calm
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS
2 ends
07
HDG 070°
—CALM
——
5,399'
25
HDG 250°
—CALM
——
5,399'
Pattern altitude: 1,039 ft MSL (1,000 ft AGL).
Verify pattern direction and altitude with the chart supplement before flying.
// On calm winds (<3 kt), all runways are usable — favor the longest or whatever the pattern calls for.
// Density altitude · ISA -3°C
-300FT
-339 FT BELOW FIELD ELEV
// DA · LAST 24 HOURS
↗ +100 FT
24h AGO18h12h6hNOW
FIELD ELEV39 FT
OAT+12°C
ISA DELTA-3°C
PRESSURE ALT36 FT
// Performance equivalent
Operating here right now feels like operating at KAST
(Astoria Regional Airport, Astoria, elev 15 ft)
on a standard ISA day.
// Aircraft performance impact
MINOR
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+0%
-0%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+0%
-0%
Light jetCJ4, Phenom 300, M2
+0%
-0%
Approximate using ~10% perf loss / 1,000 ft DA for normally aspirated, scaled by powerplant type. Verify with your aircraft's POH for accurate numbers — especially above 5,000 ft DA where these rules of thumb diverge.
// Cloud layers · clear · no layers reported
// Sun & Moon · times in Z · bar = local day (UTC-8)
12:28ZSUNRISE
20:08ZSOLAR NOON
03:47ZSUNSET
04:23ZCIVIL END
CURRENT09:50Z
DAYLIGHT REMAINING17h 57m
VFR NIGHT BEGINS04:23Z (18h 33m)
DAY LENGTH15h 18m
Waxing Gibbous
ILLUMINATION82%
MOONRISE21:09Z
MOONSET12:28Z
FULL MOON IN4 days
// Nearest reporting stations · 5 shown · 60 NM radius
KPDX
VFR
Portland International Airport · Portland
- WIND
- 330° / 4 kt
- VIS
- 10+ SM
- CEILING
- BKN250
- DIST
- 9 NM W
- AGE
- 57m ago
KHIO
VFR
Portland Hillsboro Airport · Portland
- WIND
- 300° / 6 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 23 NM W
- AGE
- 57m ago
KUAO
VFR
→
MVFR
14Z
Aurora State Airport · Aurora
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 24 NM SW
- AGE
- 57m ago
KMMV
VFR
McMinnville Municipal Airport · McMinnville
- WIND
- 260° / 3 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 38 NM SW
- AGE
- 57m ago
KKLS
VFR
Southwest Washington Regional Airport · Kelso
- WIND
- 320° / 3 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 40 NM NW
- AGE
- 54m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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